From: Chao Yu Date: Sat, 21 Dec 2013 10:03:28 +0000 (+0800) Subject: f2fs: avoid to set wrong pino of inode when rename dir X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=deead09009fc5136185fe95026c395b5c2337e1f;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git f2fs: avoid to set wrong pino of inode when rename dir When we rename a dir to new name which is not exist previous, we will set pino of parent inode with ino of child inode in f2fs_set_link. It destroy consistency of pino, it should be fixed. Thanks for previous work of Shu Tan. Signed-off-by: Shu Tan Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim --- diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c index 28206109a293..07ad850bbf97 100644 --- a/fs/f2fs/dir.c +++ b/fs/f2fs/dir.c @@ -259,9 +259,6 @@ void f2fs_set_link(struct inode *dir, struct f2fs_dir_entry *de, dir->i_mtime = dir->i_ctime = CURRENT_TIME; mark_inode_dirty(dir); - /* update parent inode number before releasing dentry page */ - F2FS_I(inode)->i_pino = dir->i_ino; - f2fs_put_page(page, 1); } diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c index 575adac17f8b..a68838dae335 100644 --- a/fs/f2fs/namei.c +++ b/fs/f2fs/namei.c @@ -424,6 +424,7 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, } f2fs_set_link(new_dir, new_entry, new_page, old_inode); + F2FS_I(old_inode)->i_pino = new_dir->i_ino; new_inode->i_ctime = CURRENT_TIME; if (old_dir_entry) @@ -457,6 +458,7 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, if (old_dir != new_dir) { f2fs_set_link(old_inode, old_dir_entry, old_dir_page, new_dir); + F2FS_I(old_inode)->i_pino = new_dir->i_ino; } else { kunmap(old_dir_page); f2fs_put_page(old_dir_page, 0);